Antinociceptive, anticonvulsant and antibacterial effects of the essential oil from the flower heads of Egletes viscosa L - Souza,M.F.; Santos,F.A.; Rao,V.SN.; Sidrim,J.JC.; Matos,F.JA.; Machado,M.IL.; Silveira,E.R. (Phytotherapy Research, 1998)